| Symphyotrichum lanceolatum (Willd.) G.L. Nesom | |
| Publ. & Syn. | Aster simplex Willd., Enum. Pl.: 887 (1809). Lectotype (B): plant cultivated in Berlin Botanical Garden, herb. Willd. 15921. - Symphyotrichum simplex (Willd.) Á. Löve & D. Löve, Taxon 31: 359 (1982). - Aster lanceolatus subsp. simplex (Willd.) A.G. Jones, Phytologia 55: 383 (1984). |
| Notes | Symphyotrichum lanceolatum reaches the Borderline Arctic at Severn River, 56N, on Hudson Bay (Scoggan 1979). There are four more southern races. Nesom (1994) and Brouillet et al. (2006) included Aster simplex in S. lanceolatum subsp. lanceolatum. |
| Chromosomes | (1) 32 (8x). - Canada, U.S.A. - Several reports, three for Aster simplex. (2) 40 (10x). - North America. - Semple et al. (1983a, 1983b). (3) 48 (12x). - North America. - Several reports. (4) 56 (14x). - North America. - Semple et al. (1983a, 1983b). (5) 64 (16x). - Europe (C, adventive), Canada, U.S.A. - Several reports, one for Aster simplex. Not included: A report of 2n = 72 (18x) (Avers in Anonymous 1954). |
| Geography | North American: (CAN). |
| Distribution | N = F E = b HL = b [ key ] |
| Parent taxon | Symphyotrichum Nees |
| PAF ID | 860506 |